The Heel Plug for the Optimist race mast is for use with BlackGold Spars and other race spars. It replaces the plug at the bottom of your Opti mast. Optiparts Part # EX1256
The OptiParts 'Silver' spars are intermediate level spars, a step up from 'Club' spars but not as advanced (or expensive!) as our premium racing spars. This mast is less stiff than other racing masts...
